package com.zhangxiaolong.mapper;

import com.zhangxiaolong.pojo.Emp;
import org.apache.ibatis.annotations.*;

import java.time.LocalDate;
import java.util.List;

@Mapper
public interface EmpMapper {

//    @Select("select count(*) from emp")
//    public Integer count();
//
//    @Select("select * from emp limit #{start}, #{pageSize}")
//    public List<Emp> page(@Param("start") Integer start, @Param("pageSize") Integer pageSize);

    //@Select("select * from emp")
    public List<Emp> list(@Param("name") String name,
                          @Param("gender") Short gender,
                          @Param("begin") LocalDate begin,
                          @Param("end") LocalDate end);

    void delete(@Param("ids") List<Integer> ids);

    @Insert("insert into emp(username, name, gender, image, job, entrydate, dept_id, create_time, update_time) values " +
            "(#{username},#{name},#{gender},#{image},#{job},#{entrydate},#{deptId},#{createTime},#{updateTime})")
    void insert(Emp emp);

    @Select("select * from emp where id = #{id}")
    Emp getById(Integer id);

    void update(Emp emp);

    @Select("select * from emp where username = #{username} and password = #{password}")
    Emp getUsernameAndPassword(Emp emp);


    /**
     * 根据部门id删除该部门下的员工
     * @param deptId
     */
    @Delete("delete from emp where dept_id = #{deptId};")
    void deleteByDeptId(Integer deptId);
}
